发明名称 Foam mat for sound absorption
摘要 The invention relates to a foam mat of predominantly open-pored polyurethane for sound absorption, which foam mat can be adhesively bonded or foamed onto a thin-walled carrier material and, if appropriate, consists of a flexible surface covering. The essential feature of this foam mat consists in the foam mat having a sound-permeable, textile polyester insert.
申请公布号 DE3513955(A1) 申请公布日期 1986.10.30
申请号 DE19853513955 申请日期 1985.04.18
申请人 PHOENIX AG 发明人 ECKWERTH,PETER,DIPL.-ING.;STEINHAUF,ALBERT
分类号 B32B5/24;G10K11/16;(IPC1-7):G10K11/16 主分类号 B32B5/24
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